package com.rchat.pocmini.util;


import android.content.Context;
import android.content.SharedPreferences;

import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.Map;

/**
 * Created by ljd on 2017/3/4.
 */

public class SPUtil {

    public static final String FILE_NAME = "rchat";
    private static SharedPreferences mSharedPreferences;
    private static SharedPreferences.Editor mEditor;

    public class SPKeyGlobal {
        /**
         * 登录账号
         */
        public static final String KEY_USERNAME = "username";
        /**
         * 登录密码
         */
        public static final String KEY_PWD = "pwd";
        /**
         * 退出对话框中记录是否自动登录
         */
        public static final String KEY_AUTOLOGIN = "auto_login";
        /**
         * 退出对话框中记录是否自动登录
         */
        public static final String KEY_REMEMBER_PWD = "remember_pwd";

        /**
         * key：当前锁定的频道SessionCode
         */
        public static final String KEY_LOCKEDCHANNEL = "locked_channel";

        /**
         * key：位置上报开关
         */
        public static final String KEY_LOCATION_REPORT = "location_report";
        /**
         * key：位置上报频率
         */
        public static final String KEY_LOCATION_REPORT_FREQ = "location_report_freq";

        /**
         * key：当前账号vip级别<br/>
         * {@code 0} 非会员<br/>
         * {@code 1} 待定<br/>
         * {@code 2} 会员<br/>
         */
        public static final String KEY_VIP_STATUS = "vip_level";

        /**
         * key：本地保存当前账号绑定的蓝牙MAC设备
         */
        public static final String KEY_BIND_BLUETOOTH_MAC = "bind_bluetooth_mac";

        /**
         * key：ptt键是否可用
         */
        public static final String KEY_IS_ENABLEPTT = "enable_ptt";

        /**
         * key：记录是否开启远程服务连接(用于进程保活)
         */
        public static final String KEY_BIND_REMOTESERVICE = "bind_remote_service";
    }

    public SPUtil(Context context) {
        mSharedPreferences = context.getSharedPreferences(FILE_NAME, Context.MODE_PRIVATE);
        mEditor = mSharedPreferences.edit();
    }

    /**
     * 保存数据的方法，我们需要拿到保存数据的具体类型，然后根据类型调用不同的保存方法
     *
     * @param context
     * @param key
     * @param object
     */
    public static void put(Context context, String key, Object object) {

        SharedPreferences sp = context.getSharedPreferences(FILE_NAME,
                Context.MODE_PRIVATE);
        SharedPreferences.Editor editor = sp.edit();

        if (object instanceof String) {
            editor.putString(key, (String) object);
        } else if (object instanceof Integer) {
            editor.putInt(key, (Integer) object);
        } else if (object instanceof Boolean) {
            editor.putBoolean(key, (Boolean) object);
        } else if (object instanceof Float) {
            editor.putFloat(key, (Float) object);
        } else if (object instanceof Long) {
            editor.putLong(key, (Long) object);
        } else {
            editor.putString(key, object.toString());
        }

        editor.commit();
    }

    /**
     * 保存数据的方法，我们需要拿到保存数据的具体类型，然后根据类型调用不同的保存方法
     *
     * @param key
     * @param object
     */
    public static void put(String key, Object object) {
        if (object instanceof String) {
            mEditor.putString(key, (String) object);
        } else if (object instanceof Integer) {
            mEditor.putInt(key, (Integer) object);
        } else if (object instanceof Boolean) {
            mEditor.putBoolean(key, (Boolean) object);
        } else if (object instanceof Float) {
            mEditor.putFloat(key, (Float) object);
        } else if (object instanceof Long) {
            mEditor.putLong(key, (Long) object);
        } else {
            mEditor.putString(key, object.toString());
        }
        mEditor.commit();
    }

    /**
     * 得到保存数据的方法，我们根据默认值得到保存的数据的具体类型，然后调用相对于的方法获取值
     *
     * @param context
     * @param key
     * @param defaultObject
     * @return
     */
    public static Object get(Context context, String key, Object defaultObject) {
        SharedPreferences sp = context.getSharedPreferences(FILE_NAME,
                Context.MODE_PRIVATE);

        if (defaultObject instanceof String) {
            return sp.getString(key, (String) defaultObject);
        } else if (defaultObject instanceof Integer) {
            return sp.getInt(key, (Integer) defaultObject);
        } else if (defaultObject instanceof Boolean) {
            return sp.getBoolean(key, (Boolean) defaultObject);
        } else if (defaultObject instanceof Float) {
            return sp.getFloat(key, (Float) defaultObject);
        } else if (defaultObject instanceof Long) {
            return sp.getLong(key, (Long) defaultObject);
        }

        return null;
    }

    /**
     * 移除某个key值已经对应的值
     *
     * @param context
     * @param key
     */
    public static void remove(Context context, String key) {
        SharedPreferences sp = context.getSharedPreferences(FILE_NAME,
                Context.MODE_PRIVATE);
        SharedPreferences.Editor editor = sp.edit();
        editor.remove(key);
        editor.commit();
    }

    /**
     * 清除所有数据
     *
     * @param context
     */
    public static void clear(Context context) {
        SharedPreferences sp = context.getSharedPreferences(FILE_NAME,
                Context.MODE_PRIVATE);
        SharedPreferences.Editor editor = sp.edit();
        editor.clear();
        editor.commit();
    }

    /**
     * 查询某个key是否已经存在
     *
     * @param context
     * @param key
     * @return
     */
    public static boolean contains(Context context, String key) {
        SharedPreferences sp = context.getSharedPreferences(FILE_NAME,
                Context.MODE_PRIVATE);
        return sp.contains(key);
    }

    /**
     * 返回所有的键值对
     *
     * @param context
     * @return
     */
    public static Map<String, ?> getAll(Context context) {
        SharedPreferences sp = context.getSharedPreferences(FILE_NAME,
                Context.MODE_PRIVATE);
        return sp.getAll();
    }

    /**
     * 创建一个解决SharedPreferencesCompat.apply方法的一个兼容类
     *
     * @author zhy
     */
    private static class SharedPreferencesCompat {
        private static final Method sApplyMethod = findApplyMethod();

        /**
         * 反射查找apply的方法
         *
         * @return
         */
        @SuppressWarnings({"unchecked", "rawtypes"})
        private static Method findApplyMethod() {
            try {
                Class clz = SharedPreferences.Editor.class;
                return clz.getMethod("apply");
            } catch (NoSuchMethodException e) {
            }

            return null;
        }

        /**
         * 如果找到则使用apply执行，否则使用commit
         *
         * @param editor
         */
        public static void apply(SharedPreferences.Editor editor) {
            try {
                if (sApplyMethod != null) {
                    sApplyMethod.invoke(editor);
                    return;
                }
            } catch (IllegalArgumentException e) {
            } catch (IllegalAccessException e) {
            } catch (InvocationTargetException e) {
            }
            editor.commit();
        }
    }

}

